import type { DashboardConfig } from './dashboard-config';
export declare class DataStorage {
    legends: Record<string, string>[];
    dashboardState: DashboardConfig;
    dataUnit: Map<string, string>;
    timeStamps: number[];
    private dataMap;
    private maxMap;
    private medianMap;
    private colorMap;
    private get getAllLegends();
    constructor(legends: Record<string, string>[], dashboardState: DashboardConfig);
    private updateMedian;
    push(key: string, v: number): void;
    updateTimestamps(): void;
    getColor(key: string): string;
    getMaxData(key: string): number;
    getMedianData(key: string): number;
    getData(key: string, all?: boolean): number[];
}